The wishlist allows you to set up a filter which will notify you of all new auctions that match. It works almost the same as searching for auctions, the only difference is that it wont show current auctions, but it will notify you of auctions added in the future that match your criteria.

Please keep in mind that GW Auctions is not related to ArenaNet or NCSoft in any way. Nothing stated on this site is official Guild Wars news or policy, unless clearly quoted with an URL to the source.All Guild Wars related material is the property of ArenaNet.